Data as of Nov 11, 2026

201.151.40.0/24

No anonymizer space · no proxy exits in 30 days

Alestra, S. de R.L. de C.V.

Announcement
this exact prefix
RPKI valid
Announced by
Type
Business
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsRPKI
201.151.40.0/21
since Feb 2016
AS11172Business5
1 always on
201.151.0.0/16
since Apr 2007
AS11172Business620
161 always on

Network & registry

Routing timeline

Covering aggregate above, the prefix's own history below

Summary

Routing history

Pattern
Stable
First seen
Apr 2008
Current origin since
Apr 2008 · 19 yr
Origin networks
1